LVDS is not cloneable, so the check is unnecessary. Removing it makes
the code neater.
v2: Remove checks from GMCH code too, not only ILK+. (Ville)
Signed-off-by: Ander Conselvan de Oliveira <ander.conselvan.de.oliveira@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_display.c | 70 +++++++++---------------------------
1 file changed, 16 insertions(+), 54 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 28ead66..710fd9a 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -113,8 +113,7 @@ static void intel_begin_crtc_commit(struct drm_crtc *, struct drm_crtc_state *);
static void intel_finish_crtc_commit(struct drm_crtc *, struct drm_crtc_state *);
static void skl_init_scalers(struct drm_device *dev, struct intel_crtc *intel_crtc,
struct intel_crtc_state *crtc_state);
-static int i9xx_get_refclk(const struct intel_crtc_state *crtc_state,
- int num_connectors);
+static int i9xx_get_refclk(const struct intel_crtc_state *crtc_state);
static void skylake_pfit_enable(struct intel_crtc *crtc);
static void ironlake_pfit_disable(struct intel_crtc *crtc, bool force);
static void ironlake_pfit_enable(struct intel_crtc *crtc);
@@ -1076,7 +1075,7 @@ chv_find_best_dpll(const intel_limit_t *limit,
bool bxt_find_best_dpll(struct intel_crtc_state *crtc_state, int target_clock,
intel_clock_t *best_clock)
{
- int refclk = i9xx_get_refclk(crtc_state, 0);
+ int refclk = i9xx_get_refclk(crtc_state);
return chv_find_best_dpll(intel_limit(crtc_state, refclk), crtc_state,
target_clock, refclk, NULL, best_clock);
@@ -7113,8 +7112,7 @@ static inline bool intel_panel_use_ssc(struct drm_i915_private *dev_priv)
&& !(dev_priv->quirks & QUIRK_LVDS_SSC_DISABLE);
}
-static int i9xx_get_refclk(const struct intel_crtc_state *crtc_state,
- int num_connectors)
+static int i9xx_get_refclk(const struct intel_crtc_state *crtc_state)
{
struct drm_device *dev = crtc_state->base.crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -7125,7 +7123,7 @@ static int i9xx_get_refclk(const struct intel_crtc_state *crtc_state,
if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev) || IS_BROXTON(dev)) {
refclk = 100000;
} else if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS) &&
- intel_panel_use_ssc(dev_priv) && num_connectors < 2) {
+ intel_panel_use_ssc(dev_priv)) {
refclk = dev_priv->vbt.lvds_ssc_freq;
DRM_DEBUG_KMS("using SSC reference clock of %d kHz\n", refclk);
} else if (!IS_GEN2(dev)) {
@@ -7566,8 +7564,7 @@ void vlv_force_pll_off(struct drm_device *dev, enum pipe pipe)
static void i9xx_compute_dpll(struct intel_crtc *crtc,
struct intel_crtc_state *crtc_state,
- intel_clock_t *reduced_clock,
- int num_connectors)
+ intel_clock_t *reduced_clock)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -7626,7 +7623,7 @@ static void i9xx_compute_dpll(struct intel_crtc *crtc,
if (crtc_state->sdvo_tv_clock)
dpll |= PLL_REF_INPUT_TVCLKINBC;
else if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS) &&
- intel_panel_use_ssc(dev_priv) && num_connectors < 2)
+ intel_panel_use_ssc(dev_priv))
dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
else
dpll |= PLL_REF_INPUT_DREFCLK;
@@ -7643,8 +7640,7 @@ static void i9xx_compute_dpll(struct intel_crtc *crtc,
static void i8xx_compute_dpll(struct intel_crtc *crtc,
struct intel_crtc_state *crtc_state,
- intel_clock_t *reduced_clock,
- int num_connectors)
+ intel_clock_t *reduced_clock)
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -7670,7 +7666,7 @@ static void i8xx_compute_dpll(struct intel_crtc *crtc,
dpll |= DPLL_DVO_2X_MODE;
if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS) &&
- intel_panel_use_ssc(dev_priv) && num_connectors < 2)
+ intel_panel_use_ssc(dev_priv))
dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
else
dpll |= PLL_REF_INPUT_DREFCLK;
@@ -7898,14 +7894,10 @@ static int i9xx_crtc_compute_clock(struct intel_crtc *crtc,
{
struct drm_device *dev = crtc->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- int refclk, num_connectors = 0;
+ int refclk;
intel_clock_t clock;
bool ok;
const intel_limit_t *limit;
- struct drm_atomic_state *state = crtc_state->base.state;
- struct drm_connector *connector;
- struct drm_connector_state *connector_state;
- int i;
memset(&crtc_state->dpll_hw_state, 0,
sizeof(crtc_state->dpll_hw_state));
@@ -7913,13 +7905,8 @@ static int i9xx_crtc_compute_clock(struct intel_crtc *crtc,
if (crtc_state->has_dsi_encoder)
return 0;
- for_each_connector_in_state(state, connector, connector_state, i) {
- if (connector_state->crtc == &crtc->base)
- num_connectors++;
- }
-
if (!crtc_state->clock_set) {
- refclk = i9xx_get_refclk(crtc_state, num_connectors);
+ refclk = i9xx_get_refclk(crtc_state);
/*
* Returns a set of divisors for the desired target clock with
@@ -7945,15 +7932,13 @@ static int i9xx_crtc_compute_clock(struct intel_crtc *crtc,
}
if (IS_GEN2(dev)) {
- i8xx_compute_dpll(crtc, crtc_state, NULL,
- num_connectors);
+ i8xx_compute_dpll(crtc, crtc_state, NULL);
} else if (IS_CHERRYVIEW(dev)) {
chv_compute_dpll(crtc, crtc_state);
} else if (IS_VALLEYVIEW(dev)) {
vlv_compute_dpll(crtc, crtc_state);
} else {
- i9xx_compute_dpll(crtc, crtc_state, NULL,
- num_connectors);
+ i9xx_compute_dpll(crtc, crtc_state, NULL);
}
return 0;
@@ -8639,30 +8624,9 @@ static int ironlake_get_refclk(struct intel_crtc_state *crtc_state)
{
struct drm_device *dev = crtc_state->base.crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- struct drm_atomic_state *state = crtc_state->base.state;
- struct drm_connector *connector;
- struct drm_connector_state *connector_state;
- struct intel_encoder *encoder;
- int num_connectors = 0, i;
- bool is_lvds = false;
-
- for_each_connector_in_state(state, connector, connector_state, i) {
- if (connector_state->crtc != crtc_state->base.crtc)
- continue;
-
- encoder = to_intel_encoder(connector_state->best_encoder);
-
- switch (encoder->type) {
- case INTEL_OUTPUT_LVDS:
- is_lvds = true;
- break;
- default:
- break;
- }
- num_connectors++;
- }
- if (is_lvds && intel_panel_use_ssc(dev_priv) && num_connectors < 2) {
+ if (intel_pipe_will_have_type(crtc_state, INTEL_OUTPUT_LVDS) &&
+ intel_panel_use_ssc(dev_priv)) {
DRM_DEBUG_KMS("using SSC reference clock of %d kHz\n",
dev_priv->vbt.lvds_ssc_freq);
return dev_priv->vbt.lvds_ssc_freq;
@@ -8896,7 +8860,7 @@ static uint32_t ironlake_compute_dpll(struct intel_crtc *intel_crtc,
struct drm_connector_state *connector_state;
struct intel_encoder *encoder;
uint32_t dpll;
- int factor, num_connectors = 0, i;
+ int factor, i;
bool is_lvds = false, is_sdvo = false;
for_each_connector_in_state(state, connector, connector_state, i) {
@@ -8916,8 +8880,6 @@ static uint32_t ironlake_compute_dpll(struct intel_crtc *intel_crtc,
default:
break;
}
-
- num_connectors++;
}
/* Enable autotuning of the PLL clock (if permissible) */
@@ -8971,7 +8933,7 @@ static uint32_t ironlake_compute_dpll(struct intel_crtc *intel_crtc,
break;
}
- if (is_lvds && intel_panel_use_ssc(dev_priv) && num_connectors < 2)
+ if (is_lvds && intel_panel_use_ssc(dev_priv))
dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
else
dpll |= PLL_REF_INPUT_DREFCLK;
--
2.4.3
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